Complete the following direct proof: 1) bats are the only mammals that can fly. 2) the mammal is flying. 3) a. birds can fly. b. the mammal is a bat. c. the animal cannot fly. d. the bat is flying.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x